NSN 5305-01-180-3971
Panel Assembly Fastener
Between 0.923 inches and 0.933 inches fastener length, flush head style, between 0.419 inches and 0.437 inches head diameter, head height: between 0.209 inches and 0.219 inches .
Manufacturer part number 2868263-1 for national stock number 5305011803971.
Datasheet
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Product description
Shoulder Screw NSN 5305-01-180-3971.
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MPN or Model
2868263-1
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Schedule B
7318.15.2000 (Bolts and bolts and their nuts or washers exported in the same shipment) -
NMF (National Motor Freight)
093486 - Bolts, Nuts Or Screws, NOI (sub 3) -
Thread Class
3a -
Thread Direction
Right-hand -
Thread Length
Between 0.418 inches and 0.438 inches -
Fastener Length
Between 0.923 inches and 0.933 inches -
Head Style
Flush -
Head Diameter
Between 0.419 inches and 0.437 inches -
Head Height
Between 0.209 inches and 0.219 inches -
Shoulder Diameter
0.308 inches all shoulders and 0.310 inches all shoulders -
Shoulder Length
0.445 inches all shoulders and 0.455 inches all shoulders -
Internal Drive Style
Hexagon -
Thread Diameter
0.250 inches -
Width Across Flats
0.156 inches -
Thready Qty Per Inch (tpi)
20 -
Min. Tensile Strength (psi)
160000 pounds per square inch -
Hardness Rating
32.0 rockwell c and 43.0 rockwell c -
Shoulder Shape
Round first shoulder -
Material
Steel comp 4037 or steel comp 8630 or steel comp 8740 -
Material Specification
66 federal standard single material response -
Surface Treatment
Cadmium and chromate -
Surface Treatment Specification
Qq-p-416, ty2, cl3 federal specification single treatment response -
Thread Series Designator
Unc
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An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in.) (1.5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below no. 10 (0.190 in.) (5 mm) nominal diameter. No. 10 (0.190 in.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use screw, externally relieved body. For items with a no. 10 (0.190 in.) (5 mm) or larger thread diameter without an inserted driver head, use bolt, shoulder. Excludes bolt, internal wrenching and screw, cap, socket head.
Pricing and Availability
Get a quote for 5305-01-180-3971 shoulder screwManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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2868263-1 | Lockheed Martin Corporation |